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authorThomas Weißschuh <thomas.weissschuh@linutronix.de>2026-05-04 08:54:27 +0200
committerThomas Gleixner <tglx@kernel.org>2026-05-06 08:33:08 +0200
commit33d4bfc49613301c8e451a597e377aaa331944bc (patch)
treedcac486bed4e5916ac3e4204e43b21f91d7285b2
parented3b3c4976686b63b28e44f9805a88abc20ff18a (diff)
clocksource: Clean up clocksource_update_freq() functions
Remove the unused functions __clocksource_update_freq_hz() and __clocksource_update_freq_khz(). Then make __clocksource_update_freq_scale() static as it is not used from external callers anymore. Also clean up the comment accordingly. Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@kernel.org> Acked-by: John Stultz <jstultz@google.com> Link: https://patch.msgid.link/20260504-clocksource-update_freq-v2-1-3e696fb01776@linutronix.de
-rw-r--r--include/linux/clocksource.h12
-rw-r--r--kernel/time/clocksource.c9
2 files changed, 1 insertions, 20 deletions
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 7c38190b10bf..c61aa458d4ec 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -236,8 +236,6 @@ clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec);
*/
extern int
__clocksource_register_scale(struct clocksource *cs, u32 scale, u32 freq);
-extern void
-__clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq);
/*
* Don't call this unless you are a default clocksource
@@ -258,16 +256,6 @@ static inline int clocksource_register_khz(struct clocksource *cs, u32 khz)
return __clocksource_register_scale(cs, 1000, khz);
}
-static inline void __clocksource_update_freq_hz(struct clocksource *cs, u32 hz)
-{
- __clocksource_update_freq_scale(cs, 1, hz);
-}
-
-static inline void __clocksource_update_freq_khz(struct clocksource *cs, u32 khz)
-{
- __clocksource_update_freq_scale(cs, 1000, khz);
-}
-
#ifdef CONFIG_ARCH_CLOCKSOURCE_INIT
extern void clocksource_arch_init(struct clocksource *cs);
#else
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index baee13a1f87f..f8d15ed3ec98 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -1222,14 +1222,8 @@ static void clocksource_enqueue(struct clocksource *cs)
* @cs: clocksource to be registered
* @scale: Scale factor multiplied against freq to get clocksource hz
* @freq: clocksource frequency (cycles per second) divided by scale
- *
- * This should only be called from the clocksource->enable() method.
- *
- * This *SHOULD NOT* be called directly! Please use the
- * __clocksource_update_freq_hz() or __clocksource_update_freq_khz() helper
- * functions.
*/
-void __clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq)
+static void __clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq)
{
u64 sec;
@@ -1287,7 +1281,6 @@ void __clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq
pr_info("%s: mask: 0x%llx max_cycles: 0x%llx, max_idle_ns: %lld ns\n",
cs->name, cs->mask, cs->max_cycles, cs->max_idle_ns);
}
-EXPORT_SYMBOL_GPL(__clocksource_update_freq_scale);
/**
* __clocksource_register_scale - Used to install new clocksources